Disney XD and Marvel have released new clips and episode summaries for this weekend's all-new installments of "Ultimate Spider-Man" and "Avengers Assemble," featuring mutant guest-stars and Hulked-up heroes.

Jeph Loeb and Steven T. Seagle discuss the challenges of creating an "Avengers Assemble" series that captures and develops the chemistry and conflict that made Joss Whedon film a record-breaking blockbuster.

Writer Kelly Sue DeConnick hints at what to expect from the current "Enemy Within" crossover running between "Captain Marvel" and "Avengers Assemble" and pitting her characters against Carol Danvers' oldest enemy.

Ahead of the premiere of its latest animated series, Marvel gathers CCO Joe Quesada, Man of Action's Joe Kelly and more to talk "Avengers Assemble" on DisneyXD including team dynamics and the villains of The Cabal.

General Zod has a message for Earth in new "Man of Steel" trailer! Michael B. Jordan discusses casting rumors for "Fantastic Four!" Marc Guggenheim teases the villains in the second season of "Arrow" and more!

Doug Zawisza gives "Avengers: The Enemy Within" #1 by Kelly Sue DeConnick and Scott Hepburn 4 stars, saying the issue "has gravity and emotion aplenty, but not at the sacrifice of character moments or action."

Andrew Kreisberg discusses "Arrow" season two! J. August Richards won't suit up as Luke Cage in "Agents of S.H.I.E.L.D." A familiar face gets some camera time in "Captain America: The Winter Soldier" & more.

In a week of big news breaking and big events gearing up, Marvel E-i-C Axel Alonso talks the finale of "Age of Ultron," the mythology of "Infinity" and the debut of Angela in "Guardians of the Galaxy."